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This is SX1278 LoRa Module Ra-02 433MHz Wireless Spread Spectrum Transmission, built around the SEMTECH SX1278 transceiver.
The SX 1278 LoRa module uses LoRa spread spectrum technology, providing a communication range of up to 10,000 meters, making it ideal for long-distance IoT applications.
Ra-02 wireless transmission module based on the SX1278 transceiver
LoRa spread spectrum technology delivering excellent SX1278 LoRa module range
Strong anti-jamming capabilities and air wake-up consumption function
High sensitivity of -148 dBm and a power output of +20 dBm
Ideal for long-range communication, meter reading, smart home automation, and burglar alarm systems
Supports multiple modulation modes with automatic signal detection
Compact dual-row stamp-hole package with shielding and spring antenna
